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// SPDX-License-Identifier: GPL-2.0
/*
* Allwinner H616 R_PIO pin controller driver
*
* Copyright (C) 2020 Arm Ltd.
* Based on former work, which is:
* Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/pinctrl/pinctrl.h>
#include <linux/reset.h>
#include "pinctrl-sunxi.h"
static const struct sunxi_desc_pin sun50i_h616_r_pins[] = {
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x2, "s_rsb"), /* SCK */
SUNXI_FUNCTION(0x3, "s_i2c")), /* SCK */
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 1),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x2, "s_rsb"), /* SDA */
SUNXI_FUNCTION(0x3, "s_i2c")), /* SDA */
};
static const struct sunxi_pinctrl_desc sun50i_h616_r_pinctrl_data = {
.pins = sun50i_h616_r_pins,
.npins = ARRAY_SIZE(sun50i_h616_r_pins),
.pin_base = PL_BASE,
};
static int sun50i_h616_r_pinctrl_probe(struct platform_device *pdev)
{
return sunxi_pinctrl_init(pdev,
&sun50i_h616_r_pinctrl_data);
}
static const struct of_device_id sun50i_h616_r_pinctrl_match[] = {
{ .compatible = "allwinner,sun50i-h616-r-pinctrl", },
{}
};
static struct platform_driver sun50i_h616_r_pinctrl_driver = {
.probe = sun50i_h616_r_pinctrl_probe,
.driver = {
.name = "sun50i-h616-r-pinctrl",
.of_match_table = sun50i_h616_r_pinctrl_match,
},
};
builtin_platform_driver(sun50i_h616_r_pinctrl_driver);
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